518693396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{19597}}^1$

素因数の和:20123

約数の個数: 24

約数和(自身を含む): 979508040

約数和(自身を除く): 460814644

約数列:

[1, 2, 4, 13, 26, 52, 509, 1018, 2036, 6617, 13234, 19597, 26468, 39194, 78388, 254761, 509522, 1019044, 9974873, 19949746, 39899492, 129673349, 259346698, 518693396]

約数ペア:

[(1, 518693396), (2, 259346698), (4, 129673349), (13, 39899492), (26, 19949746), (52, 9974873), (509, 1019044), (1018, 509522), (2036, 254761), (6617, 78388), (13234, 39194), (19597, 26468)]